diff --git a/app/logical/sources/strategies/pixiv.rb b/app/logical/sources/strategies/pixiv.rb
index 786c704f4..da3b7ce7a 100644
--- a/app/logical/sources/strategies/pixiv.rb
+++ b/app/logical/sources/strategies/pixiv.rb
@@ -1,6 +1,7 @@
 # Pixiv
 #
 # * https://i.pximg.net/img-original/img/2014/10/03/18/10/20/46324488_p0.png
+# * https://i-f.pximg.net/img-original/img/2020/02/19/00/40/18/79584713_p0.png
 #
 # * https://i.pximg.net/c/250x250_80_a2/img-master/img/2014/10/29/09/27/19/46785915_p0_square1200.jpg
 # * https://i.pximg.net/img-master/img/2014/10/03/18/10/20/46324488_p0_master1200.jpg
@@ -55,7 +56,7 @@ module Sources
       WEB =     %r!(?:\A(?:https?://)?www\.pixiv\.net)!
       I12 =     %r!(?:\A(?:https?://)?i[0-9]+\.pixiv\.net)!
       IMG =     %r!(?:\A(?:https?://)?img[0-9]*\.pixiv\.net)!
-      PXIMG =   %r!(?:\A(?:https?://)?i\.pximg\.net)!
+      PXIMG =   %r!(?:\A(?:https?://)?[^.]+\.pximg\.net)!
       TOUCH =   %r!(?:\A(?:https?://)?touch\.pixiv\.net)!
       UGOIRA =  %r!#{PXIMG}/img-zip-ugoira/img/#{DATE}/(?<illust_id>\d+)_ugoira1920x1080\.zip\z!i
       ORIG_IMAGE = %r!#{PXIMG}/img-original/img/#{DATE}/(?<illust_id>\d+)_p(?<page>\d+)\.#{EXT}\z!i
@@ -294,12 +295,13 @@ module Sources
           # http://i1.pixiv.net/img-zip-ugoira/img/2014/10/03/17/29/16/46323924_ugoira1920x1080.zip
           # https://i.pximg.net/img-original/img/2014/10/03/18/10/20/46324488_p0.png
           # https://i.pximg.net/img-master/img/2014/10/03/18/10/20/46324488_p0_master1200.jpg
+          # https://i-f.pximg.net/img-original/img/2020/02/19/00/40/18/79584713_p0.png
           #
           # but not:
           #
           # https://i.pximg.net/novel-cover-original/img/2019/01/14/01/15/05/10617324_d84daae89092d96bbe66efafec136e42.jpg
           # https://img-sketch.pixiv.net/uploads/medium/file/4463372/8906921629213362989.jpg
-          elsif url.host =~ %r!\A(?:i\.pximg\.net|i\d+\.pixiv\.net)\z!i &&
+          elsif url.host =~ %r!\A(?:[^.]+\.pximg\.net|i\d+\.pixiv\.net)\z!i &&
                 url.path =~ %r!\A(/c/\w+)?/img-[a-z-]+/img/#{DATE}/(?<illust_id>\d+)(?:_\w+)?\.(?:jpg|jpeg|png|gif|zip)!i
             return $~[:illust_id].to_i
           end
diff --git a/test/unit/sources/pixiv_test.rb b/test/unit/sources/pixiv_test.rb
index 9b11a2dd9..fa4b3da94 100644
--- a/test/unit/sources/pixiv_test.rb
+++ b/test/unit/sources/pixiv_test.rb
@@ -39,7 +39,7 @@ module Sources
         end
 
         should "get all the image urls" do
-          assert_equal(["https://i.pximg.net/img-original/img/2015/03/14/17/53/32/49270482_p0.jpg", "https://i.pximg.net/img-original/img/2015/03/14/17/53/32/49270482_p1.jpg"], @image_urls)
+          assert_equal(["https://i-f.pximg.net/img-original/img/2015/03/14/17/53/32/49270482_p0.jpg", "https://i-f.pximg.net/img-original/img/2015/03/14/17/53/32/49270482_p1.jpg"], @image_urls)
         end
       end
 
@@ -49,7 +49,7 @@ module Sources
         end
 
         should "get the file url" do
-          assert_equal("https://i.pximg.net/img-zip-ugoira/img/2017/04/04/08/57/38/62247364_ugoira1920x1080.zip", @site.file_url)
+          assert_equal("https://i-f.pximg.net/img-zip-ugoira/img/2017/04/04/08/57/38/62247364_ugoira1920x1080.zip", @site.file_url)
         end
 
         should "get the preview url" do
@@ -89,12 +89,12 @@ module Sources
         should "work" do
           @site = Sources::Strategies.find("https://www.pixiv.net/en/artworks/64476642")
 
-          assert_equal("https://i.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
-          assert_equal("https://i.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.canonical_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.canonical_url)
           assert_equal("https://www.pixiv.net/artworks/64476642", @site.page_url)
 
           @site = Sources::Strategies.find("https://www.pixiv.net/artworks/64476642")
-          assert_equal("https://i.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
           assert_equal("https://www.pixiv.net/artworks/64476642", @site.page_url)
         end
       end
@@ -113,7 +113,7 @@ module Sources
         end
 
         should "get the full size image url" do
-          assert_equal("https://i.pximg.net/img-original/img/2017/11/21/05/12/37/65981735_p0.jpg", @site.image_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/11/21/05/12/37/65981735_p0.jpg", @site.image_url)
         end
 
         should "get the preview size image url" do
@@ -156,7 +156,7 @@ module Sources
         end
 
         should "get the full size image url" do
-          assert_equal("https://i.pximg.net/img-original/img/2014/10/29/09/27/19/46785915_p0.jpg", @site.image_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2014/10/29/09/27/19/46785915_p0.jpg", @site.image_url)
         end
       end
 
@@ -170,11 +170,11 @@ module Sources
         end
 
         should "get the full size image url" do
-          assert_equal("https://i.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.image_url)
         end
 
         should "get the full size image url for the canonical url" do
-          assert_equal("https://i.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.canonical_url)
+          assert_equal("https://i-f.pximg.net/img-original/img/2017/08/18/00/09/21/64476642_p0.jpg", @site.canonical_url)
         end
       end
 
@@ -311,6 +311,7 @@ module Sources
           assert_illust_id(46324488, "https://i.pximg.net/img-master/img/2014/10/03/18/10/20/46324488_p0_master1200.jpg")
 
           assert_illust_id(46785915, "https://i.pximg.net/c/250x250_80_a2/img-master/img/2014/10/29/09/27/19/46785915_p0_square1200.jpg")
+          assert_illust_id(79584713, "https://i-f.pximg.net/img-original/img/2020/02/19/00/40/18/79584713_p0.png")
 
           assert_illust_id(46323924, "http://i1.pixiv.net/img-zip-ugoira/img/2014/10/03/17/29/16/46323924_ugoira1920x1080.zip")
           assert_illust_id(46304396, "http://i1.pixiv.net/img-original/img/2014/10/02/13/51/23/46304396_p0.png")